Region.cpp

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/*
        Copyright 2003 Joseph Alvis

    This file is part of Aswang.

    Aswang is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Aswang is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with Aswang.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "Region.h"

using namespace aswang;

Region::Region(POINT pnts[],unsigned int size) : hregion(NULL) {
        Delete();
        hregion=CreatePolygonRgn(pnts,size,WINDING);
}

void Region::Delete() {
        if(hregion != NULL) {
                DeleteObject(hregion);
                hregion=NULL;
        }
}

Region &Region::operator = (HRGN h) {
        Delete();
        hregion=h;
        return *this;
}